Configuration Options

Description
     LPV2 Vacuum Isolation Valve, 2-stage, Low Profile, Soft Start

Specifications

  • Type
    Low-profile, Two-stage, Soft-start, Bellows-sealed Isolation Valves
  • Vacuum Range
    Atmosphere to 1.0 x 10-9 Torr
  • Port Size
    NW35, NW40, NW50
  • Helium Leak Rate
    1.0 x 10-9 std cc/sec
  • Cylinder Volume
    Main cylinder: 1.2 - 6.4 in3, depending on configuration
    Bypass: 100 in 3
  • Cylinder Air Pressure
    90 psig ±30 psig
  • Limit Switch Rating
    5A - 250 VAC
  • Single Pole, Single Throw
    5A - 30 VDC
  • Blow-By Pressure
    Main: 80 - 45 psi, depending on configuration
    Bypass: 45 psi
  • Actuation Time
    Main: 40 - 160 msec to open, 90 - 220 msec to close, depending on configuration
    Bypass: 100 msec (both)
  • Maximum Internal Spring Closing Pressure
    38 - 60 psia, depending on configuration
  • Maximum Bakeout Temperature
    150°C
  • Typical Life
    1,000,000 cycles

Features

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